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Top Stock Gainers October 2021 - Monthly Performance Ranked

Discover the best stocks of October 2021 ranked by monthly performance. Find out which public companies delivered the highest returns this month, with market caps over $100 million on Nasdaq and NYSE.
2021

This ranking shows the best performing stocks during October 2021, calculated from the first to the last trading day of the month. Using split-adjusted data ensures accurate performance calculations.

Monthly performance rankings help identify short-term momentum and sector rotation patterns that may not be visible in longer timeframes. These rapid movers often present opportunities for traders and momentum investors.

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Data as of March 25, 2026 at 6:17 PM EDT

Rank
Symbol
Company Name
Oct Gain
Market Cap
Price
Country
Sector
301
9.99%
5.80 B
$ 65.33
United States
Energy
302
9.97%
8.00 B
$ 25.2
United States
Basic Materials
303
9.97%
11.03 B
$ 278.43
United States
Financial Services
304
9.97%
180.82 B
$ 104.06
United States
Healthcare
305
9.94%
14.12 B
$ 39.4
United States
Industrials
306
9.93%
35.24 B
$ 266.7
United States
Basic Materials
307
9.91%
70.29 B
$ 327.03
Ireland
Financial Services
308
9.91%
47.09 B
$ 108.04
Canada
Energy
309
9.87%
2.41 B
$ 27.43
South Africa
Basic Materials
310
9.81%
500.55 M
$ 3.94
Switzerland
Healthcare
311
9.79%
7.64 B
$ 38.92
Luxembourg
Basic Materials
312
9.74%
413.45 B
$ 206.79
United States
Energy
313
9.74%
10.07 B
$ 14.13
United States
Utilities
314
9.7%
7.89 B
$ 57.77
United States
Real Estate
315
9.66%
12.80 B
$ 97.8
United States
Consumer Defensive
316
9.62%
1.27 B
$ 22.11
United States
Healthcare
317
9.57%
1.25 B
$ 4.5
Canada
Technology
318
9.57%
22.70 B
$ 66.5
United States
Financial Services
319
9.53%
7.75 B
$ 275.55
United States
Financial Services
320
9.5%
1.13 B
$ 36.56
United States
Healthcare
321
9.48%
1.08 B
$ 57.25
United States
Financial Services
322
9.48%
1.60 B
$ 11.89
United States
Financial Services
323
9.38%
8.20 B
$ 39.78
Netherlands
Healthcare
324
9.37%
3.61 B
$ 88.67
Bermuda
Consumer Cyclical
325
9.37%
145.30 B
$ 374.1
Ireland
Industrials
326
9.36%
1.76 B
$ 17.2
United States
Financial Services
327
9.36%
2.50 B
$ 24.55
United States
Industrials
328
9.33%
3.15 B
$ 259.94
United States
Industrials
329
9.33%
33.86 B
$ 18.52
United States
Consumer Cyclical
330
9.32%
11.18 B
$ 69.86
United States
Technology
331
9.32%
802.47 M
$ 4.61
United States
Consumer Cyclical
332
9.3%
54.92 B
$ 120.59
Canada
Basic Materials
333
9.29%
7.08 B
$ 36.3
United States
Real Estate
334
9.26%
963.39 M
$ 5.69
United States
Consumer Defensive
335
9.26%
23.94 B
$ 1898.51
United States
Financial Services
336
9.25%
228.55 M
$ 14.25
United States
Basic Materials
337
9.23%
4.03 B
$ 67.56
United States
Consumer Defensive
338
9.2%
20.21 B
$ 31.3
Canada
Utilities
339
9.07%
10.42 B
$ 97.91
United States
Real Estate
340
9.04%
1.44 B
$ 5.78
United States
Technology
341
8.99%
318.28 M
$ 37.35
United States
Financial Services
342
8.96%
12.93 B
$ 136.46
United States
Consumer Cyclical
343
8.93%
45.36 B
$ 225.93
United States
Industrials
344
8.92%
12.61 B
$ 189.49
United States
Industrials
345
8.92%
22.48 B
$ 25.64
United States
Financial Services
346
8.92%
1.58 B
$ 2.47
United Kingdom
Technology
347
8.92%
7.30 B
$ 141.74
United States
Healthcare
348
8.88%
31.18 B
$ 50.27
United States
Energy
349
8.88%
171.49 B
$ 183.02
United States
Technology
350
8.87%
730.78 M
$ 37.21
United States
Basic Materials
351
8.87%
39.50 B
$ 537.65
United States
Financial Services
352
8.83%
708.90 M
$ 17.12
United States
Financial Services
353
8.83%
51.21 B
$ 298.58
United States
Technology
354
8.8%
245.65 B
$ 79.61
United States
Financial Services
355
8.79%
7.14 B
$ 165.6
United States
Industrials
356
8.79%
61.11 B
$ 174.71
United States
Real Estate
357
8.78%
250.66 B
$ 835.72
United States
Financial Services
358
8.76%
1.56 B
$ 46.17
United States
Energy
359
8.76%
9.49 B
$ 63.13
United States
Consumer Cyclical
360
8.72%
3.71 B
$ 37.28
United States
Energy
361
8.71%
7.98 B
$ 147.06
United States
Industrials
362
8.66%
5.92 B
$ 58.11
United States
Financial Services
363
8.61%
1.60 B
$ 5.21
Bermuda
Energy
364
8.61%
1.39 B
$ 16.93
United States
Consumer Cyclical
365
8.58%
36.90 B
$ 535.26
United States
Energy
366
8.54%
6.84 B
$ 112.25
United States
Industrials
367
8.51%
10.51 B
$ 350.63
United States
Industrials
368
8.51%
1.03 B
$ 3.3
United States
Technology
369
8.5%
6.19 B
$ 17.4
United States
Real Estate
370
8.49%
12.74 B
$ 576.71
United States
Technology
371
8.47%
56.58 B
$ 60.46
United States
Real Estate
372
8.44%
12.34 B
$ 65.49
United States
Energy
373
8.42%
3.06 B
$ 50.9
United States
Consumer Cyclical
374
8.42%
10.91 B
$ 219.46
United States
Technology
375
8.41%
3.01 B
$ 15.4
United States
Financial Services
376
8.4%
10.91 B
$ 151.38
United States
Technology
377
8.38%
11.23 B
$ 19.36
Ireland
Basic Materials
378
8.35%
6.53 B
$ 118.96
United States
Technology
379
8.35%
134.37 B
$ 68.06
Belgium
Consumer Defensive
380
8.32%
40.61 B
$ 361.22
United States
Industrials
381
8.3%
165.31 M
$ 4.4
United States
Financial Services
382
8.29%
303.00 M
$ 4.82
United States
Financial Services
383
8.28%
16.70 B
$ 194.09
United States
Industrials
384
8.27%
1.00 B
$ 26.54
United States
Industrials
385
8.27%
14.78 B
$ 363.47
United States
Industrials
386
8.27%
2.98 B
$ 62
United States
Healthcare
387
8.25%
686.14 M
$ 38.85
United States
Financial Services
388
8.25%
1.23 B
$ 46.45
United States
Technology
389
8.24%
20.75 B
$ 169.5
United States
Industrials
390
8.24%
2.75 B
$ 45.91
United States
Energy
391
8.23%
28.19 B
$ 166.09
United States
Healthcare
392
8.22%
89.82 B
$ 182.7
United States
Financial Services
393
8.21%
183.98 M
$ 4.5
China
Financial Services
394
8.17%
573.06 M
$ 24.88
United States
Consumer Defensive
395
8.17%
287.71 B
$ 116.37
United States
Healthcare
396
8.16%
14.78 B
$ 101.39
United States
Consumer Cyclical
397
8.16%
808.84 M
$ 22.48
United States
Industrials
398
8.14%
8.64 B
$ 104.75
Canada
Industrials
399
8.08%
2.90 B
$ 53.23
United States
Basic Materials
400
8.06%
1.33 B
$ 101.89
Canada
Energy
For the most accurate results, consider cross-referencing our data with other sources.